共 20 条
[6]
ANDREASEN GF, 1978, AM J ORTHOD DENTOFAC, V73, P141, DOI 10.1016/0002-9416(78)90184-7
[7]
[Anonymous], 1971, STAT PRINCIPLES EXPT
[9]
BURSTONE CJ, 1981, AM J ORTHOD DENTOFAC, V80, P1, DOI 10.1016/0002-9416(81)90192-5